CP2201 datasheet(11/108 Pages) SILABS

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CP2200/1

Rev. 1.0

D In

Device Chip Select.

RD/(DS)

D In

Read Strobe (Intel Mode) or

Data Strobe (Motorola Mode)

WR/(R/W)

D In

Write Strobe (Intel Mode) or

Read/Write Strobe (Motorola Mode)

D0/AD0

D I/O

Bit 0, Non-Multiplexed Data Bus or Multiplexed Address/Data Bus

D1/AD1

D I/O

Bit 1, Non-Multiplexed Data Bus or Multiplexed Address/Data Bus

D2/AD2

D I/O

Bit 2, Non-Multiplexed Data Bus or Multiplexed Address/Data Bus

D3/AD3

D I/O

Bit 3, Non-Multiplexed Data Bus or Multiplexed Address/Data Bus

D4/AD4

D I/O

Bit 4, Non-Multiplexed Data Bus or Multiplexed Address/Data Bus

D5/AD5

D I/O

Bit 5, Non-Multiplexed Data Bus or Multiplexed Address/Data Bus

D6/AD6

D I/O

Bit 6, Non-Multiplexed Data Bus or Multiplexed Address/Data Bus

D7/AD7

D I/O

Bit 7, Non-Multiplexed Data Bus or Multiplexed Address/Data Bus

27*

—

D In

Bit 0, Non-Multiplexed Address Bus

28*

—

D In

Bit 1, Non-Multiplexed Address Bus

29*

—

D In

Bit 2, Non-Multiplexed Address Bus

A3/ALE/(AS)

—

D In

Bit 3, Non-Multiplexed Address Bus

ALE Strobe (Multiplexed Intel Mode)

Address Strobe (Multiplexed Motorola Mode)

ALE/(AS)

—

D In

ALE Strobe (Intel Mode)

Address Strobe (Motorola Mode)

33*

—

D In

Bit 4, Parallel Interface Non-Multiplexed Address Bus

34*

—

D In

Bit 5, Parallel Interface Non-Multiplexed Address Bus

37*

—

D In

Bit 6, Parallel Interface Non-Multiplexed Address Bus

38*

—

D In

Bit 7, Parallel Interface Non-Multiplexed Address Bus

1, 8,

11,12

24–26

35,36

47, 48

—

These pins should be left unconnected or tied to VDD.

Table 4. CP2200/1 Pin Definitions (Continued)

Name

Pin Numbers

Type

Description

48-pin

28-pin

*Note: Pins can be left unconnected when not used.

CP2201 Datasheet(PDF) 11 Page - Silicon Laboratories

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